package com.njupt.StackAndQueue;

import java.util.Queue;

public class MyStack {

    Queue<Integer> queue1;

    public MyStack() {

    }

    public void push(int x) {

    }

    public int pop() {
        return 0;
    }

    public int top() {
        return -1;
    }

    public boolean empty() {
        return false;
    }
}
